# with open("./fff/zyq.txt","r",encoding="utf-8")as f:
#     result= f.read()
#     print(result.count('is'))

# with open("./fff/zyq.txt","r",encoding="utf-8")as f:
#     result= f.read()
#     print(result)
#     s_list=result.split('\n')
#     count = 0
#     for i in s_list:
#         count +=1
#     print(f"总行数为:{count}")  

# f = open('./zzz/z.txt','r',encoding='utf-8')
# str1 = f.read()
# str2 = str1.replace('222','666')
# f.close()

# fw = open('./zzz/z.txt','w',encoding='utf-8')
# fw.write(str2)
# fw.flush()

# fr = open('./zzz/z.txt','r',encoding='utf-8')
# print(fr.read())
# fr.close()

with open("./fff/zyq.txt","r",encoding="utf-8")as f:
    result= f.read()
    print(result('python'))


